Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.17
Milk (kg) -98.00 -0.014 1.37
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index 6.55
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) -0.51 1.117 -0.57
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -3.96
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 3.57

* Based on an €80/tonne carbon price